Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2014 6 18.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 06/19/2014   21:04:16   (  49.99,-121.94) 06/19/2014   20:55:56    (  50.33,-121.84)   38.66            500
 06/20/2014   07:19:14   (  49.90, -76.05) 06/20/2014   07:26:53    (  50.33, -78.19)  160.62            459
 06/22/2014   18:17:20   (  49.95, -80.20) 06/22/2014   18:17:11    (  49.65, -81.87)  124.95              9
 06/22/2014   19:53:51   (  41.51,-101.80) 06/22/2014   19:56:13    (  41.10,-103.91)  182.60            142
 06/25/2014   07:45:59   (  20.06, -89.54) 06/25/2014   07:41:59    (  20.02, -89.42)   14.04            240
 06/25/2014   09:18:09   (  44.24,-107.56) 06/25/2014   09:16:33    (  44.28,-107.64)    7.93             96
 06/28/2014   06:30:37   (  46.44, -65.03) 06/28/2014   06:37:17    (  46.81, -67.00)  155.88            400